@anttiviljami/dtsgenerator
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3.20.0 • Public • Published

dtsgenerator

TypeScript d.ts file generator from JSON Schema file or OpenAPI(Swagger) spec file.

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Table of Contents

Install

npm install -g dtsgenerator

Usage

CLI

$ dtsgen --help
Usage: dtsgenerator [options] <file ... | file patterns using node-glob>

Options:
  -V, --version           output the version number
  -c, --config <file>     set configuration file path.
  --url <url>             input json schema from the url. (default: [])
  --stdin                 read stdin with other files or urls.
  -o, --out <file>        output filename.
  -t, --target <version>  Specify ECMAScript target version: 'ES3', 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018',
                          'ES2019', 'ES2020', or 'ESNEXT' (default).
  --info                  for developer mode. output loaded config and plugin details only.
  --output-ast            output TypeScript AST instead of d.ts file.
  -h, --help              display help for command

Examples:
  $ dtsgen --help
  $ dtsgen --out types.d.ts schema/**/*.schema.json
  $ cat schema1.json | dtsgen -c dtsgen.json
  $ dtsgen -o swaggerSchema.d.ts --url https://raw.githubusercontent.com/OAI/OpenAPI-Specification/master/schemas/v2.0/schema.json
  $ dtsgen -o petstore.d.ts --url https://raw.githubusercontent.com/OAI/OpenAPI-Specification/master/examples/v2.0/yaml/petstore.yaml
  $ dtsgen -c dtsgen-test.json --info

For the configuration file, please refer to the file in the config_sample directory.

NodeJS API

const { default: dtsgenerator, parseSchema } = require('dtsgenerator');

dtsgenerator({
    contents: [parseSchema({/* JsonSchema object */})],
    config: {/* Config object */},
}).then(content => {
    /* Do someting with parsed content */
}).catch(err => {
    /* Handle errors */
});

Use HTTP/HTTPS Proxy

If you need a proxy to fetch the schema, please set the following environment variables.

export http_proxy=http://proxy.example.com:8080/
export https_proxy=http://proxy.example.com:8080/
# If there are exceptionally hosts that do not go through a proxy
export no_proxy=google.com, yahoo.com

Migration from v2

The dtsgenerator v3 has made the following breaking changes from v2.

  • Support Plug-in feature. See the Plug-in section for more information.
  • Change the command line options.
    • Remove the --namespace option. Use the @dtsgenerator/replace-namespace plug-in instead.
    • Add the --config option. Mainly for setting up the Plug-in.
    • And add more options.
  • TypeScript AST is now used internally to generate type definitions.

Plug-in

How to find plug-in

How to create plug-in

  1. Scaffold by the command:
    • npm init @dtsgenerator **plugin-name**
  2. Edit **plugin-name**/index.ts
  3. Do test:
    • npm test
  4. Build it:
    • npm run build
  5. Publish to npm:
    • npm publish

Development

Debug

Output debug message by debug library.

DEBUG=dtsgen dtsgen schema/news.json

Links about JSON Schema and Swagger

Supported spec and features

  • JSON Schema

    • Draft-04 and before
    • Draft-07 and before
  • OpenAPI

    • OpenAPI Specification version 2.0
    • OpenAPI Specification version 3.0
  • supported features in these spec

ChangeLog

v3.19.1 (2023-08-25)

  • features:
    • Update plugins for new TypeScript AST.
    • Changed supported Node.js version to 16 or later. Also, we have confirmed that it works with Node.js v20.

v3.18.0 (2023-03-02)

  • features:
    • Support 'application/json' with parameter media type for #551. Thank you @denizkenan 👍

v3.17.0 (2023-02-21)

  • features:
    • Return exit code 1 when error occurs by #549. Thank you @lhotamir 👍

v3.16.2 (2022-12-20)

  • fixed:
    • Fix to remove deprecated decorators parameters for #547. Thank you @mcollina 👍

v3.16.0 (2022-06-10)

  • features:
    • Support 'image/*' media types for #539. Thank you @Geloosa 👍

older versions history

ChangeLogs

License

dtsgenerator is licensed under the MIT license.

Copyright © 2016-2020, Hiroki Horiuchi

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